Rolls–Royce plc is a company operating in four growth markets – civil aerospace, defence aerospace, marine and energy. It is a global company investing in technology and capability that can be exploited in each of these sectors to create a competitive range of products. Its core gas turbine technology has created one of the broadest product ranges of aero-engines in the world, with 54,000 gas turbine in service with 500 airlines, 4,000 corporate and utility aircraft and helicopter operators, 160 armed forces and more that 2,000 marine customers, including 50 navies. Rolls Royce employs around 38,000 people worldwide, including 23,500 in the UK, 5,000 in the rest of Europe and 8,000 in North America.
RRUK leads the development of Ultra High Pressure Ratio Compressors. RRUK has a large experience base in both compressor aerodynamics and design.